和硫

Effects of different additives such as sulfurized olefin,mixtures of amine phosphates,ester thiophosphates,N-containing agents and ashless rust-resistant agents on the emulsion stability ,EP/AW properties and rust-resistance of industrial gear oil were studied.

研究了硫化烯烃、磷酸酯胺盐、硫磷酸酯极压抗磨剂，含氮杂环衍生物多功能添加剂和防锈剂等，对工业齿轮油抗乳化性能、极压抗磨性能、防锈性能的影响；以及硫化烯烃、磷酸酯盐极压抗磨剂与含氮杂环衍生物多功能添加剂之间的协和效应。

The contents of glutamic acid, proline, alanine and asparagic acid in maize root system were higher than the others, and the contents of lysine and methionine were the lowest.

在所测根系的16种游离氨基酸中，谷氨酸，脯氨酸，丙氨酸和天冬氨酸含量高，占总量的50%以上；赖氨酸和甲硫氨酸含量低。

Such common ingredients are: Alpha Lipoic Acid Prevents cellular damage, reduces oxidative stress, lowers blood sugar Increases energy levels Powerful insulin potentiator Banana leaf extract Balances blood sugar levels Transports blood sugar into the cells and aids in controlling carbohydrate cravings Cayenne Raises the body's metabolic rate Citrus Aurantium A highly effective calorie and fat burner Helps to burn fat, and does not affect the central nervous system Increases energy levels CLA - Conjugated Linoleic Acid An important fatty acid that has been shown to reduce the body's ability to store fat and increase the body's use of fat for energy.

这种共同的成分是：阿尔法硫辛酸防止细胞损伤，可减少氧化应激，降低血糖上升能级强大胰岛素增效香蕉叶提取结余血糖运输机血糖进入细胞和艾滋病控制碳水化合物情怀卡宴提高人体的代谢率柑橘枳壳高效卡路里和脂肪燃烧有助脂肪燃烧，而且并不影响中枢神经系统增加能量水平CLA的共轭亚油酸重要脂肪酸已经初显成效，降低身体的免疫能力来储存脂肪，增加人体的使用脂肪作为能源。

The sulfur compounds in VGO of SCO are mainly C3～7-dibenzothiophene,while those in FCC liquid products are short chain dibenzothiophene and a few alkylated benzothiophene and alkylated thiophene,and the percentages of these three sulfur compounds are 82.04%,13.42% and 0.56%,respectively,and they are difficult to be removed by hydrogenation.

结果表明，所含硫化物主要是C3~7-二苯并噻吩，而催化裂化反应后则以短侧链二苯并噻吩为主，还含少量烷基苯并噻吩和烷基噻吩，三者的质量分数分别为82.04%、13.42%和0.56%，均属于难以加氢脱除的含硫化合物。

This paper studied the catalytic transformation performances of hydrocarbon model compounds (such as n-Hexane,cyclohexane,1-Hexene) and sulfur-containing model compounds (such as thiophene,3-methylthiophene and benzothiophene) on ZSM-5 catalysts.

以正己烷、环己烷、1-己烯3种烃类和噻吩、3-甲基噻吩和苯并噻吩三种硫化物为模型化合物，考察了烃及含硫模型化合物在ZSM-5分子筛催化剂上的催化转化性能。

Experimental results show that the incorporation of appropriate amounts of Al~2O~3 into SO~4^2^-/ZrO~2, SO~4^2^-/TiO~2 and SO~4^2^-/Fe~2O~3 is helpful for stabilizing the sulfur species and increasing the effective acid sites on the catalyst surfaces, which can improve the strong acidity and catalytic activity in benzoylation.

实验表明，向SO~4^2^-/ZrO~2，SO~4^2^-/TiO~2和SO~4^2^-/Fe~2O~3中引入适量的Al~2O~3，有助于稳定样品表面的含硫物种，增加样品表面的有效酸位，提高样品的强酸性和对甲苯的苯甲酰化的反应活性。

Experimental results show that the incorporation appropriate amount of Al into SO〓〓/ZrO〓, SO〓〓/TiO〓 and SO〓〓/Fe〓O〓 is helpful to stabilize the sulfur species on catalyst surfaces and to improve the superacidity and catalytic activity for benzoylation of toluene with benzoyl chloride.

实验表明，向SO〓〓/ZrO〓、SO〓〓/TiO〓和SO〓〓/Fe〓O〓中引入适量的Al〓O〓，有助于稳定样品表面的硫物种，提高样品的超强酸性和对甲苯的苯甲酰化反应活性。

To our surprise we achieved the ligand 9, 11 and 29 with coordinating atoms fixing at benzylic and benzene ring positions, whose structure is unique in the planar chiral cyclophane chemistry.

以钯催化的烯丙基取代反应对配体进行了考察，硫醚或硒醚取代基在苄位取代的配体表现出更高的反应活性和更高的对映选择性，配体9和11均给出最高为94％的ee值。

The spectral data suggest that intramolecular carbonyl oxygen to tin coordination in 1 is existent and is not allowedin order to accommodate two and three bidentate dithiocarbamate ligands in 3 and 4 respectively.

波谱数据表明化合物1和2存在着分子内羰基氧原子对锡原子的配位，而在化合物3和4中这一配位则被两个或三个双齿二硫代氨基甲酸配体所替代。

In this paper, according to principles of molecular design, Cu,Ag, Cu,Fe, Ni, Mn, and Co were selected as templates, 8,8'-Dithiodiquinoline,4-cyanopyridine,2,2'-Bipyridyl-3,3'-dicarboxylic acid, 4,4'-bipyridine as building blocks.

本课题通过分子设计，以Cu，Cu，Mn，Co，Ni，Fe，Ag为模板，以8，8'-二硫联喹啉，4-氰基吡啶，4，4'-联吡啶和2，2'-联吡啶-3，3'-二羧酸为构件，用溶剂热法合成新的配位聚合物，测定其晶体结构，并研究其导电性和热行为。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。